Tapunium Z
From Pixelmon Wiki
The Tapunium Z is a Z-Crystal exclusively for Tapu Koko, Tapu Lele, Tapu Bulu and Tapu Fini.
Moves this Z-Crystal can upgrade:
- Nature's Madness → Guardian of Alola Special: Only the tapus can use it
Moves, abilities or items like Embargo, Klutz or Trick can't make a Pokémon drop the Z-Crystal that it's holding.